Jeremiah
2 Kings 5:14BSB·traditional attribution

So Naaman went down and dipped himself in the Jordan seven times, according to the word of the man of God, and his flesh was restored and became like that of a little child, and he was clean.

Matthew Henry Presbyterian @wholebiblehenry

We have here the cure of Naaman's leprosy. I. The short and plain direction which the prophet gave him, with assurance of success. Naaman designed to do honour to Elisha when he came in his chariot, and with all his retinue, to Elisha's door, Kg2 5:9. Those that showed little respect to prophets at other times were very complaisant to them when they needed them.

Commenting on 2 Kings 5:9-14

John Gill Reformed Baptist @doctorgill

Then went he down, and dipped himself seven times in Jordan, according to the saying of the man of God,.... He listened to the reasoning of his servant, and his passion subsided, and did as the prophet ordered him: and his flesh came again like unto the flesh of a little child; clear and fresh, soft and tender as an infant, quite new flesh: and...

Jamieson-Fausset-Brown Reformed @jfbcommentary

Then went he down, and dipped himself seven times in Jordan--Persuaded by his calmer and more reflecting attendants to try a method so simple and easy, he followed their instructions, and was cured. The cure was performed on the basis of God's covenant with Israel, by which the land, and all pertaining to it, was blessed. Seven was the symbol of the covenant [KEIL].